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Unit of light
Answer for the clue "Unit of light ", 4 letters:
phot
Alternative clues for the word phot
Word definitions for phot in dictionaries
Wikipedia
Word definitions in Wikipedia
A phot ( ph ) is a photometric unit of illuminance , or luminous flux through an area. It is not an SI unit, but rather is associated with the older centimetre gram second system of units . The name was coined by André Blondel in 1921. Metric equivalence: ...
WordNet
Word definitions in WordNet
n. a unit of illumination equal to 1 lumen per square centimeter; 10,000 phots equal 1 lux
Wiktionary
Word definitions in Wiktionary
Etymology 1 n. A photometric unit of illuminance, or luminous flux through an area (symbol ph). Etymology 2 vb. (context informal English) to photograph#Verb